@book{53174,
	author = {Berthelot, Yves. and ebrary, Inc.},
	title = {Unity and diversity in development ideas},
	publisher = {Indiana University Press,},
	year = {c2004.},
	series = {United Nations intellectual history project ;},
	address = {Bloomington :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10090713}
}